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From "Vitalyi Brodetskyi" <vbrodets...@hortonworks.com>
Subject Re: Review Request 40289: DataNode Data Directories Which Contain Meta Information Tags Trigger Alerts
Date Fri, 13 Nov 2015 18:38:24 GMT


> On Лис. 13, 2015, 6:37 після полудня, Alejandro Fernandez wrote:
> > We also need a similar check in dfs_datanode_helper.py

ok, will create jira for this.


- Vitalyi


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On Лис. 13, 2015, 12:36 після полудня, Vitalyi Brodetskyi wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/40289/
> -----------------------------------------------------------
> 
> (Updated Лис. 13, 2015, 12:36 після полудня)
> 
> 
> Review request for Ambari, Andrew Onischuk, Dmitro Lisnichenko, and Jonathan Hurley.
> 
> 
> Bugs: AMBARI-13880
>     https://issues.apache.org/jira/browse/AMBARI-13880
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> HDFS allows the ability to tag DataNode data directories with meta information:
> https://hadoop.apache.org/docs/stable/hadoop-project-dist/hadoop-hdfs/ArchivalStorage.html
> Which results in paths that look like:
> [DISK]/hadoop/hdfs/data,[SSD]/hadoop/hdfs/ssd
> Many of our scripts assume that directories specified in hdfs-site/dfs.datanode.data.dir
are actual paths and perform operations like os.path.isdir which will fail with meta data.
> 
> 
> Diffs
> -----
> 
>   ambari-server/src/main/resources/common-services/HDFS/2.1.0.2.0/package/alerts/alert_datanode_unmounted_data_dir.py
f95daac 
> 
> Diff: https://reviews.apache.org/r/40289/diff/
> 
> 
> Testing
> -------
> 
> mvn clean test
> 
> 
> Thanks,
> 
> Vitalyi Brodetskyi
> 
>


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